Apparently the couple love chilling out and cooking while totally naked. Watch out when you're frying with hot fats guys. Cooking naked is dangerous. Did that episode of Friends where Joey cooks naked teach you nothing Jennifer?

The 41-year-old actor and director Justin looked sweaty and a bit knackered as he jogged round a park in New York (maybe Central Park? That's the only park we know there) while filming his new movie The Leftovers.

Based on author Tom Perrotta's novel of the same name, suburban drama The Leftovers also stars Liv Tyler and Christopher Eccleston.

They weren't running round with no underwear on. That we know of, anyway.